42-323-31338

Final Completion

SIMPSON

MAVERICK County · District 1 · JANCO OPERATING · LOS CUATROS (LOWER CRETACEOUS)

Permits

Max Depth

7,800 ft

First Permit

1979-02-14

Latest Activity

1989-06-12

Lifespan

10 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1989-10-31

Shut-In

—

Plugged

2004-03-03

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2004-02

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Gas

production & DCA →

Formation Tops (6) Elevation 838 ft

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
BUDA	2,845 ft	-2,007 ft
DEL RIO	2,990 ft	-2,152 ft
EDWARDS	4,040 ft	-3,202 ft
PEARSALL	6,670 ft	-5,832 ft
JAMES (James Lime)	6,985 ft	-6,147 ft
SLIGO	7,205 ft	-6,367 ft

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Perforations (2)

Interval	Type
6,200–7,570 ft	Perforated
6,270–7,330 ft	Open hole

Casing (2)

Size	Set Depth	Cement
9.625"	1,099 ft	—
7"	6,200 ft	500 sx

Permit History (2)

#359876 Other Final Completion

WINN EXP.CO.INC.-SIMPSON-CARSON · 7,800 ft

1989-06-12

#42511 Drill U

WINN EXP. CO. INC-SIMPSON-CARSON · 7,800 ft

1979-02-14

Applications (2)

#359876 A JANCO OPERATING

received 1989-05-30

#42511 A MACHII-ROSS PETROLEUM CO.

received 1979-02-14

Records & Logs

3 completion filings on record.

W-2/G-1 1990-04-27

W-2/G-1 1990-08-04

W-2/G-1 1980-06-10

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in MAVERICK County.

Well Details

Well Number: 1
Max Depth: 7,800 ft
Drill Type: Vertical
County: MAVERICK
District: 1
Operator: JANCO OPERATING
Completed: 1989-10-31

Operator

Name: JANCO OPER
Location: RAYMONDVILL
P-5 Status: Delinquent (filed 1991-01-09)
Cum Oil (all leases): — bbl
Cum Gas (all leases): — mcf
Activities: OPRS/O
Total Permits: 22